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AstDyS ∴ Objects ∴ 2008HW21 ∴ Observational info
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(341895) 2008HW21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7872.88 days
Unobserved 568 days

 

Astrometry summary
Optical
RMS of residuals 0.46
First observation 2001-03-28.395
Last observation 2022-10-17.272
Number (Discarded) 215 (1)

 

Get the observational details
ASCII file

 

Note: The ASCII file is in a format suitable for OrbFit input.